/* 首页专用样式 */

/* Hero Section */
.hero-section {
    background: url('../images/1-1-banner.jpg') center center / cover no-repeat;
    color: #fff;
    padding: 150px 0 100px;
    margin-top: 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

/* 半透明遮罩：让白色文字在所有位置都清晰可读 */
.hero-overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0, 10, 40, 0.32);
    z-index: 1;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-content h1 {
    font-size: 48px;
    margin-bottom: 20px;
    font-weight: 700;
    letter-spacing: 2px;
}

.hero-content p {
    font-size: 20px;
    margin-bottom: 40px;
    color: #cbd5e0;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* 业务领域 */
.services-section {
    padding: 80px 0;
    background: #f7fafc;
}

.section-subtitle {
    text-align: center;
    color: #666;
    font-size: 18px;
    margin-top: -30px;
    margin-bottom: 50px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: #fff;
    padding: 40px 30px;
    border-radius: 10px;
    text-align: center;
    transition: all 0.3s;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    border-bottom: 3px solid transparent;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 47, 167, 0.2);
    border-bottom-color: #002FA7;
}

.service-icon {
    font-size: 48px;
    margin-bottom: 20px;
    display: inline-block;
    width: 80px;
    height: 80px;
    line-height: 80px;
    background: linear-gradient(135deg, #002FA7 0%, #1e40af 100%);
    color: #fff;
    border-radius: 50%;
}

.service-card h3 {
    font-size: 24px;
    color: #002FA7;
    margin-bottom: 15px;
}

.service-card p {
    color: #666;
    line-height: 1.8;
}

/* 关于我们简介 */
.about-brief {
    padding: 80px 0;
    background: #fff;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text h2 {
    font-size: 36px;
    color: #002FA7;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 15px;
}

.about-text h2:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background: #a42227;
}

.about-text p {
    font-size: 16px;
    color: #666;
    line-height: 1.8;
    margin-bottom: 15px;
}

.about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.stat-item {
    text-align: center;
    padding: 30px;
    background: #f7fafc;
    border-radius: 10px;
    transition: all 0.3s;
    border: 2px solid transparent;
}

.stat-item:hover {
    border-color: #002FA7;
    transform: translateY(-5px);
}

.stat-number {
    display: block;
    font-size: 48px;
    font-weight: bold;
    color: #002FA7;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 16px;
    color: #666;
}



/* 响应式设计 */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 32px;
    }
    
    .hero-content p {
        font-size: 16px;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .services-grid,
    .news-grid {
        grid-template-columns: 1fr;
    }
}